There's nothing in our documentation saying this is permitted, but we
have specific code for it on Windows and it works on Unix because we
just wait on a QWaitCondition.
Change-Id: Id6331fa9aad473cb4f35fffdf8bb04d9a34cd108
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
Reviewed-by: Ivan Solovev <ivan.solovev@qt.io>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
(cherry picked from commit 5b5297fe87859f59a7aaf5e86a8915c00714fefa)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>